452381808563 has 2 divisors, whose sum is σ = 452381808564. Its totient is φ = 452381808562.

The previous prime is 452381808559. The next prime is 452381808649. The reversal of 452381808563 is 365808183254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 452381808563 - 2² = 452381808559 is a prime.

It is not a weakly prime, because it can be changed into another prime (452381208563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 226190904281 + 226190904282.

It is an arithmetic number, because the mean of its divisors is an integer number (226190904282).

Almost surely, 2^452381808563 is an apocalyptic number.

452381808563 is a deficient number, since it is larger than the sum of its proper divisors (1).

452381808563 is an equidigital number, since it uses as much as digits as its factorization.

452381808563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 452381808563 in words is "four hundred fifty-two billion, three hundred eighty-one million, eight hundred eight thousand, five hundred sixty-three".